Epson Equity II - Manual (Page 71)

Monochrome monitor
A monitor that displays in only one color, such as green or amber, as
opposed to a color monitor that can display in several colors.
Mouse
A device used (as an alternative to a keyboard) to control a pointer on
the screen and operate a program.
MS-DOS
An operating system from Microsoft. See DOS, Operating system.
Operating system
A collection of programs that allow a computer to control its operations.
The operating system determines how programs run on the computer
and supervises all input and output-for example, MS-DOS.
Option card
A card you install inside the Equity II+ main unit to provide additional
capabilities, such as more memory, a hard disk drive, or a mouse.
Parallel
The type of interface that transmits data in groups of bits. See Interface,
Serial.
Partition
To
divide a hard disk drive into separate sections for use by different
operating systems.
Peripheral
A device (such as a printer or a modem) connected to a computer that
depends on the computer for its operation.
Port
A physical input/output socket on a computer where you can connect a
peripheral.
Program
A disk file that contains coded instructions and tells a computer what to
do and how to do it.
PROM
Programmable Read-Only Memory. A PROM is a ROM that can be
altered.
User’s Guide C-5